diff --git a/Dockerfile b/Dockerfile
index 89eeb37..4f5e69e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.12
+FROM golang:1.15
 
 WORKDIR /go/src/github.com/zom-bi/ovpn-certman
 ADD . .